I'm sure there is some statistical analysis that can be done to predict whether a leaf will fall from its petiole, 20 metres to the ground, to land and become part of the photographer's image or be swiftly carried along by the stream which is fast-flowing and narrow, wide and slow in places, to flow towards the sea.
Or indeed to be thrown on to a rock and deposited there as higher water recedes.
The green moss here vibrant from recent wet weather, the same precipitation that feeds the stream and helps to bring those dried leaves to the ground.
And it's a scenic sight, reds and greens saturating this small corner of the Irish countryside.
Join Panoramic Ireland in 2021 to photograph scenic Irish waterfalls and landscapes.
After the Coronavirus pandemic join one of Panoramic Ireland's photography tours and workshops in the Irish countryside to learn how to photograph waterfalls, the coast, people and wildlife.
Photographing woodland streams and waterfalls in Ireland, the Irish countryside is filled with places like these.
During a cloudy afternoon, Panoramic Ireland headed into the mountains and found interesting scenes of sheep grazing in fields, cloudy mountain sides and into the woodlands to photograph streams, colour and waterfalls as seen here that suited the conditions.
Soon after the weather cleared, as it often does, the landscapes of the open countryside became more worthy of the photographer's attention and we headed into the interior of Ireland.
Join Panoramic Ireland on a photography workshop and tour in Ireland, photographing waterfalls, the coast, Dublin's urban scenes and ruins in the countryside.
Approximately 8m in height, Glenariff waterfall is located deep in its own valley in the Glens of Antrim, easy to find by the sound of its thunderous roar and along a wooden walkway that takes you along the edge and across the steep, narrow, damp valley.